13113213220203 has 16 divisors (see below), whose sum is σ = 17853165844896. Its totient is φ = 8559449625600.

The previous prime is 13113213220193. The next prime is 13113213220241. The reversal of 13113213220203 is 30202231231131.

It is not a de Polignac number, because 13113213220203 - 2¹⁸ = 13113212958059 is a prime.

It is a super-2 number, since 2×13113213220203² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13113213220243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218501698 + ... + 218561703.

It is an arithmetic number, because the mean of its divisors is an integer number (1115822865306).

Almost surely, 2^{13113213220203} is an apocalyptic number.

13113213220203 is a deficient number, since it is larger than the sum of its proper divisors (4739952624693).

13113213220203 is a wasteful number, since it uses less digits than its factorization.

13113213220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437063614.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13113213220203 its reverse (30202231231131), we get a palindrome (43315444451334).

The spelling of 13113213220203 in words is "thirteen trillion, one hundred thirteen billion, two hundred thirteen million, two hundred twenty thousand, two hundred three".